| Value | Category | Cases | |
|---|---|---|---|
| 1 | Poorest | 1928 |
19.4%
|
| 2 | Second | 2019 |
20.3%
|
| 3 | Middle | 1990 |
20%
|
| 4 | Fourth | 1975 |
19.9%
|
| 5 | Richest | 2029 |
20.4%
|
| Sysmiss | 46256 |